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Why you can sleep under peepal tree | Peepal Tree | KNOW SCIENCE

  The peepal tree is one of the most worshipped trees of India. In our holy books like Vedas , the peepal tree is considered a holy tree, along with tulsi and Ashoka.  It is also holy for Buddhism as Gautam Buddha attained enlightenment under this tree.  It is said to root represent Hindu god Brahma, the trunk represents Lord Vishnu and the leaves of the tree represent Lord shiva.  In the Bhagavad Gita , Krishna says, "I am the Peepal tree among the trees, Narada among the sages, Chitraaratha among the Gandharvas, And sage Kapila among the Siddhas." Peepal Tree Family: Moraceae Another name: Bodhi Tree, Sacred fig, Pippala tree, Binomial name :  Ficus religiosa Source: Flickr Peepal is used in l medicine for about fifty types of disorders including asthma, diabetes, diarrhea, epilepsy, gastric problems, inflammatory disorders, infectious and sexual disorders. Why sleeping under peepal tree is best than sleeping under other trees? Generally, Plants produce glucose and oxyge

Different Covid Vaccines | COVID-19 Vaccines | KNOW SCIENCE

Different Covid Vaccines

Confused about which vaccine could be effective? Which vaccines are used in your country? 

The WHO has declared the coronavirus disease a pandemic. A novel coronavirus firstly was identified in Wuhan, China. 

Coronavirus cause illnesses ranging from Cough, fever to more severe diseases related to the respiratory system. 

As of April 2021, there are over 250 vaccine candidates for COVID-19 being developed. Few of them are in human trial and the rest of them are in phase 1/2.

Let's get a quick look at some most used Covid vaccines :

1. Covaxin (BBV152)

Covaxin is developed by Bharat Biotech in collaboration with the Indian Council of Medical Research (ICMR). Covaxin was approved for human clinical trials in July 2020.

It is included along with immune-potentiators.

Covaxin demonstrated 81% interim efficacy in preventing COVID-19 in those without prior infection after the second dose.

Side effects : headache, fatigue, fever, body ache, abdominal pain, nausea and vomiting, dizziness-giddiness, tremor, sweating, cold, cough and injection site swelling

2. Covishield

Covishield


Both AstraZeneca and COVISHIELD  COVID-19 Vaccine are ChAdOx1 nCoV-19 Corona Virus Vaccines.

This vaccine is manufactured by SERUM INSTITUTE OF INDIA PVT. LTD. It is approved for restricted use in an emergency situation by WHO. And it got approval from more than 30 countries. 

Side effects : Pain or tenderness at the injection site, Headache, Tiredness, Muscle or joint aches, Fever, Chills, Nausea

3. Pfizer-BioNTech (BNT162b2)

Pfizer-BioNTech

This vaccine was issued in December 2020 by U.S. Food and Drug Administration. The vaccine is manufactured by Pfizer Inc. 

This vaccine is approved by 85 countries in the world. 

The most commonly reported side effects, which typically lasted several days, were pain at the injection site, tiredness, headache, muscle pain, chills, joint pain, and fever.  

Side effects : Redness or swelling at the injection site, tiredness, headaches, chills, muscle and joint aches, and fever.

4. Oxford/AstraZeneca (AZD1222)

Oxford-AstraZeneca

This vaccine has been listed for emergency use by World Health Organisation. 

The vaccine is developed by Oxford University and AstraZeneca and It is marketed under the brand name Covishield and Vaxzevria.

According to data from the manufacturer, it is 63% effective in the prevention of the COVID-19 virus. 

The vaccine has been approved by more than 90 countries.

Side effects : Pain or tenderness at the injection site, Headache, Tiredness, Muscle or joint aches, Fever, Chills, Nausea

5. Sputnik V (Gamaleya)

Sputnik V - Gamaleya

The vaccine is manufactured by Gamaleya Research Institute in Russia. 

The Institute reported that Sputnik V showed 97.6% efficacy. 

The is approved for use in more than 60 countries. 

Side effects : Chest Pain or tenderness at the injection site, Headache, Tiredness, Muscle or joint aches, Fever, Chills, Nausea

6. Moderna (mRNA-1273)



Moderna - mRNA-1273

(2 shots, one month (28 days) apart)

The vaccine is manufactured by ModernaTX, Inc. It is an mRNA type of vaccine. 

Moderna shows 94.1% effectiveness in clinical trials.

46 countries approved the Moderna vaccine. 

Side effects : Pain or tenderness at the injection site, Headache, Tiredness, Muscle or joint aches, Fever, Chills, Nausea

7. Janssen/Johnson & Johnson (Ad26.COV2.S)

Johnson & Johnson

The vaccine is recommended for people aged 18 years or above.

It is manufactured by Janssen Pharmaceuticals Companies of Johnson & Johnson. 

Currently, 40 countries approved this vaccine for the prevention of Coronavirus.

The vaccine was 66.3% effective in clinical trials.

8. Sinopharm vaccine (Inactivated)

Sinopharm vaccine

Sinopharm is developing this vaccine which is a Chinese state-owned company. The vaccine showed 79% efficacy. 

The vaccine is approved by Chine and United Arab Emirates.

9. CoronaVac vaccine (Sinovac)

Sinovac

Sinovac is an inactivated virus covid-19 vaccine. The vaccine is developed by Sinovac Biotech Ltd. 

It is 67% effective against symptoms.

The vaccine is being used by several countries in Asia, America, and Europe. It is being produced separately in Indonesia, Egypt, and other small countries. 

10. Novavax

Novavax

The vaccine is developed by Novawax, Inc. and it showed 89.3% effectiveness in its phase III clinical trial in United Kindom. 

Side effects : Redness or swelling at the injection site, tiredness, headaches, chills, muscle and joint aches, and fever.

Other vaccines : 

RBD-Dimer (Anhui Zhifei Longcom)

Queensland (Sclamp)

CanSino (Ad5-nCoV)

KoviVac

EpiVacCorona

SCB-2019

CIGB-66

UB-612

Curevac

COVAC-2

EuCorVac-19


There are many other vaccine which are either under phase I/II or phase III clinical trails. 






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